All answers must contain the string 2023:
1. What is the smallest number written exactly with 7 digits?
2. What is the smallest integer using 11 digits i.e. all digits 0 to 9 and an extra digit 2?
3. Write down the smallest square s.t. each digit is present at least once.
4. Evaluate the quadruplet {a,b,c,d} of distinct non-negative integers, s.t. a*b+c+d=2023 and abcd is minimal.

The 1st solver is kindly requested to post at least 2 answers out of the set of four.

A quadruple gift is a unique way of sharing joy, where one thoughtful present delivers four delightful surprises. Imagine the excitement of receiving a gift that keeps giving, from a delicious treat to a personalized item, a heartfelt note, and an experience to remember. Want to learn how to craft the perfect quadruple gift? Check out this link for creative ideas that will inspire your gift-giving and make every occasion extra special! 

Posted by CodyDunning on 2025-04-09 12:55:48